You hear the motors of the system.

你到系统的马达声。

E-bikes have either hub-drive motors or mid-drive motors.

电动自行车有轮毂驱动电机或中置驱动电机。

In contrast, there are no rotating motors in nature.

然而，自然界中并有旋转电机。

There's a rear motor version, a dual motor version which has a motor on each axle.

有单电机驱动版本、双电机驱动版本，每个轴都有一个马达。

But the real innovation was adding this electric motor.

但真正的创新是加入了电动机。

To do that, they'll need better motors and servos.

为了实现这个目标，他们需要更好的马达和伺服系统。

Lastly, the third scientist, Ben Feringa, built a tiny molecular motor.

最后是第三位科学家——搭建了小型分子发动机的本·费林加。

He could not pay the cost of running an electric motor.

他付不起开动电动机的费用。

ADHD brain is the internal motor that won't simply shut off.

多动症的大脑是不会简单关闭的内部马达。

So there's no motors on board this right now, no power.

至此，机器人身有马达 也有动源。

It has eight motors and is about the size of two regular cars.

它有八个马达，大约有两辆普通汽车那么大。

So this is the rocket motor that launches it out of the verticalized system.

这是火箭发动机，把它从垂直系统中发射出来。

Set up a water bath to 136 degrees F, but turn the motor off.

将水温设置到 136 华氏度，但要关闭电机。

To get the shapes to move, he used small motors.

为了使这些形状能够移动，他用了小发动机。

A European Green Deal, she said, would be the E.U.'s " motor for the recovery."

欧盟“复苏的发动机”，她说，是一份具有欧洲特色的绿色协议。

It's said that he personally turned on the motors to discharge the poison gas.

据说他就是开启发动机并释放毒气的人。

The man was the field engineer for the Wright Company, which had built the motor.

这个人是莱特公司的现场工程师，莱特公司制造了马达。

As I started my motor Daisy peremptorily called 'Wait!

我发动了汽车，忽然黛西命令式地喊道：" 等等！"

The high propped up by the claim that a prototype could motor on 80 miles per hour.

一个样机每小时80英里的速度驱动支持这一说法。

This is how the electric motor transforms electrical energy into mechanical energy.

这就是电动机将电能转化为机械能的过程。